What Molimo does

Molimo, headquartered in York, Pennsylvania, is an independent, privately held provider of accredited building-product testing and custom fabrication/machining services for the fenestration and construction industries. The company's testing division operates ISO 17025 accredited laboratories covering air/water/structural performance, blower door, deck and handrail, impact and cycling, insulating glass durability, safety glazing, material/component evaluation, pre-construction mock-up, and NFRC-accredited thermal testing and simulation. Service is delivered through four US laboratories (York, PA; Springdale, PA; Golden Valley, MN; Everett, WA) supplemented by fully equipped mobile field-test vans that travel nationally and internationally for on-site evaluation. Its fabrication/machining division offers contract manufacturing, custom machining, installation, maintenance and repair, miscellaneous metals, process machinery, and structural steel fabrication using an in-house machine shop (burn table, CNC mill, plasma cutter, welders, tool-and-die capability).

The company is sales-led and quote-based: revenue is generated primarily through per-project professional-services fees for accredited testing reports (signed off by licensed professional engineers) and project-based fabrication contracts, with no disclosed standard pricing, subscription, or SaaS component. The customer base is split between fenestration manufacturers (windows, doors, curtain walls, storefronts) requiring certification testing for codes such as Miami Dade, Florida DBPR, NFRC, SGCC, and IGCC, and general contractors/construction firms needing low-volume, specialized metalwork and structural steel. Distribution is direct — phone-based project specialists and a website quote form — with no channel partners or marketplace presence.

Molimo has executed an active expansion strategy in 2023, most notably acquiring National Certified Testing Laboratories (NCTL) in April 2023 to absorb its technicians, engineers, and west-coast operations; opening new regional labs in Pittsburgh/Springdale, PA and Golden Valley, MN; and obtaining NFRC accreditation on a custom-built hot box thermal chamber. The company is founder/management-controlled, with no disclosed external funding rounds, parent company, or public-market listing.

Name

Molimo

Legal name

Molimo

Website

https://molimo.com

Company type

Private

Founded year

2015

Operating status

Operating

Headcount range

11–50 employees

Short description

Molimo is a privately held, ISO 17025 accredited provider of fenestration and building-product testing services plus custom fabrication/machining, serving window, door, curtain-wall manufacturers and construction firms across four US laboratories and a mobile field-testing fleet.

Ownership category

akta.pro rank

Product category

Building and Construction Testing Services

NAICS

Testing Laboratories and Services (541380), Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance (811310)

SIC

Services-Testing Laboratories (8734)

akta.pro primary industry

Conformity Assessment, Testing, Inspection & Certification Cooperation (BPADANAD)

Keywords

• Architectural product testing
• Fenestration testing services
• Building envelope testing
• Structural steel fabrication
• Insulating glass certification

Headquarters

HQ city

York

HQ country

United States

HQ region

North America

Offices4 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Infrastructure, Technology or R&D, Marketing or Sales

Revenue model

1. Product Testing Services: Third-party accredited testing services for fenestration and building products including air/water/structural testing, blower door testing, deck and handrail testing, field testing, impact and cycling testing, insulating glass testing, material/component testing, pre-construction mock-up testing, safety glazing testing, and thermal testing and simulation. Revenue is generated through per-project testing fees with professional engineering oversight and report approval.
2. Fabrication and Machining Services: Contract manufacturing, custom machining/fabrication, structural steel, process machinery, miscellaneous metals, installation/alterations, and maintenance and repair services. Revenue generated through project-based fabrication fees for low-volume specialized production runs and custom one-off projects.

Pricing tiers

Go-to-market motion1 record

Distribution channels2 records

Marketing channels3 records

Core offering

Molimo is a building and construction industry services company that delivers two primary lines of business: (1) accredited architectural product testing for fenestration and building envelope products (air/water/structural, blower door, deck and handrail, field, impact and cycling, insulating glass, material/component, pre-construction mock-up, safety glazing, and thermal testing); and (2) in-house fabrication, machining, structural steel, and contract manufacturing services for low-volume or specialized metalwork needs. Services are delivered from four U.S. labs and via mobile field test vans, with professional engineering oversight and report approval.

Product overview

Molimo is a comprehensive building and construction industry services company offering two primary service lines: Architectural Product Testing and Fabrication/Machining. The testing division provides 10 distinct testing services including Air/Water/Structural Testing, Blower Door Testing, Deck and Handrail Testing, Field Testing, Impact and Cycling Testing, Insulating Glass Testing, Material/Component Testing, Pre-Construction Mock-Up Testing, Safety Glazing Testing, and Thermal Testing and Simulation. The fabrication division offers 7 services including Contract Manufacturing, Custom Machining/Fabrication, Installation/Alterations, Maintenance and Repair, Miscellaneous Metals, Process Machinery, and Structural Steel. The company operates three locations (York, PA headquarters; Springdale, PA; Golden Valley, MN) with over 50 employees and multiple professional engineers.

Differentiator

Problem solved

Functional benefit

Products and services

• Air, Water, Structural Testing Performance testing for fenestration products evaluating system air leakage, resistance to water penetration, and ability to withstand structural wind loads. Designed for window, door, curtain wall, and storefront manufacturers needing code-compliance validation.
• Blower Door Testing Building envelope air tightness testing using fans installed in exterior doorways to create a vacuum, quantifying total air leakage and identifying high leakage areas through forensic analysis tools. For building owners and homeowners seeking energy performance data.
• Deck and Handrail Testing Safety and integrity testing for deck and handrail systems including materials, fasteners, design evaluation, weathering resistance, and fastener pull-out forces. Features a custom-built handrail tester and conditioned lab space for code compliance verification.
• Field Testing On-site evaluation of installed fenestration products using fully equipped field test vans. Includes local and whole building air infiltration/exfiltration testing, static and dynamic water penetration testing, and insulating glass evaluation at the project location.
• Impact and Cycling Testing Testing protocol simulating high winds and flying debris conditions for fenestration products, including wooden projectile impact and cyclic pressure load sequences. Miami Dade County certified facility for hurricane impact resistance in high-velocity hurricane zones.
• Insulating Glass Testing IG durability testing in a modern ISO 17025 accredited laboratory accredited by IGCC, ALI, NAMI, and Keystone Certifications. Services include high humidity chamber testing, frost point analysis, and gas concentration evaluation for insulating glass units.
• Material/Component Testing Purpose-built materials laboratory for technical evaluations of building product components and materials including pulling, bending, weathering, and ultraviolet exposure testing.
• Pre-Construction Mock-Up Testing (PMU) Testing service for vetting designs and installation practices before building construction using both indoor (24-foot height) and outdoor test walls, with capabilities for air infiltration, water penetration, pressure cycling, and thermal cycling.
• Safety Glazing Testing ISO 17025 accredited and SGCC-approved testing for safety glazing materials including tempered, patterned, bent, and laminated glass. Includes impact testing and environmental exposure evaluation.
• Thermal Testing and Simulation NFRC-accredited thermal performance testing using a state-of-the-art hot box chamber and simulation services for fenestration products including doors, curtain walls, and storefronts (NFRC 100, 102, 200, 500, and LEAF).
• Contract Manufacturing Low-volume or specialized production manufacturing services including assembly, fabrication, precision machining, painting, and sawing with equipment such as burn table, CNC mill, lathes, plasma cutter, and stamping equipment for customers whose needs are too low-volume or too specialized for in-house production.
• Custom Machining/Fabrication Custom specialty fabrication services requiring aesthetic appeal, featuring certified welders capable in all welding operations with all metals for custom ornamental metal work.
• Installation/Alterations Installation and modification services for custom fabrications and existing structures using fully equipped mobile trucks and portable welding equipment.
• Maintenance and Repair Repair and maintenance services for damaged or weathered metal fabrications including bent/damaged metal work, column and structure repair, frame repair, surface preparation, and rust repair.
• Miscellaneous Metals Fabrication and supply of non-structural metal components including handrails, steel framing, bracketry, accent pieces, fencing, staircases, and architectural metal trim work.
• Process Machinery Design and manufacturing of extrusion processing machinery including aluminum and vinyl extrusion punches and saws, with decades of tool and die experience and 2D/3D design capabilities.
• Structural Steel

Quantifiable outcome

• Fast and accurate test processes with professional engineering oversight and report approval

Segments2 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

One partnership is on record.

• National Certified Testing Laboratories (NCTL)coreStrategic or Co-development Partner · 17 April 2023Molimo and National Certified Testing Laboratories (NCTL) merged in April 2023, with York-based Molimo taking lead of NCTL's operations. This acquisition brought NCTL's team of technicians and engineers along with its York, PA and Everett, WA testing operations under the Molimo banner. The addition of the west coast facility supports Molimo's geographic expansion strategy to provide national-level service locally.

Scale indicators4 records

Recent moves8 records

Expansion highlights5 records

Broad incumbents

• Intertek: Global testing, inspection, and certification giant with fenestration, building envelope, and architectural product testing capabilities across multiple continents. Comparable to Molimo in core accredited testing services but operates at vastly greater scale and broader category coverage.
• UL LLC (Underwriters Laboratories): Major global safety science organization offering fenestration, safety glazing, and building product testing and certification services. Directly comparable to Molimo's safety glazing and certified testing work but as part of a much wider testing portfolio.
• SGS SA: Global testing, inspection, and certification company with building products and fenestration testing capabilities. Comparable to Molimo's accredited testing services but operates across all major industry verticals at significantly larger scale.
• Bureau Veritas: International testing, inspection, and certification firm with building product and construction-related testing offerings. Comparable to Molimo in accredited third-party testing for construction products but with a global footprint and broader portfolio.
• Element Materials Technology: Global materials and product testing company serving construction, building envelope, and fenestration end markets. Comparable to Molimo in building product and component testing services but operates across many industries and geographies.
• TÜV Rheinland: Global testing and certification organization with building products and fenestration testing services. Comparable in scope of accredited testing services but with a substantially broader geographic and category footprint than Molimo.

Direct peers

• Architectural Testing Inc. Specialized fenestration and building envelope testing laboratory offering air, water, structural, thermal, and impact testing with NFRC and other accreditations. Highly comparable to Molimo in service scope, customer base (fenestration manufacturers), and accreditation profile.
• PRI Construction Materials Technologies: Specialized construction materials and building products testing laboratory offering fenestration, weatherproofing, and building envelope evaluation services. Directly comparable niche peer to Molimo with overlapping accreditation and customer base.
• NTA Inc. Building product certification and testing firm offering third-party evaluation for windows, doors, and structural components with multiple accreditation body approvals. Comparable to Molimo as a specialized fenestration testing and certification provider.
• Keystone Certifications Inc. Certification body for windows, doors, and skylights that approves testing laboratories like Molimo. Adjacent participant in the same accreditation and certification ecosystem governing Molimo's insulating glass and fenestration testing services.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks1 record

Key highlights6 records

Customer concentration

Compliance13 records

Revenue estimate

Valuation estimate

Number of profiles

Subsidiaries1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Molimo